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Comparison of communication protocols.
| Characteristic | Wi-Fi | Zigbee | GSM | LoRa |
|---|---|---|---|---|
| Max end devices | Depends on number of IP addresses | More than 64,000 | To the registered phone numbers | More than 5000 |
| Peak current consumption | 100 mA | 30 mA | 400–500 mA | 17 mA |
| Range | 100 m | 10–100 m | 3 km in city | More than 15 km |
| Data rate | 54 Mbps | 250 Mbps | 64 kbps–120 Mbps | 290 bps–50 kbps |
LoRa: Long Range; GSM: Global System for Mobile Communication; Wi-Fi: Wireless Fidelity.
